Problem: If "Lionel is holding captive a scientist, Dr. Vardi, who has invented a device that turns animals invisible; Lionel plans to use it on Geoffrey and send him to steal nuclear material from an army vault.", does it follow that "Lionel plans to use it on Geoffrey and send Lionel to steal nuclear material from an army vault."?

Answer: no


Problem: If "Emma's mother had died long ago, and her education had been managed by an excellent woman as governess.", does it follow that "Emma's education had been managed by an excellent woman as governess."?

Answer: yes


Problem: If "If the con artist has succeeded in fooling Sam, he would have lost a lot of money.", does it follow that "Sam would have lost a lot of money."?

Answer: yes


Problem: If "The dog chased the cat, which ran up a tree. It waited at the bottom.", does it follow that "The dog waited at the bottom."?

Answer:
yes